.flex {
  display: flex;
  display: -webkit-flex;
}

.flex1 {
  flex: 1;
  -webkit-flex: 1;
}
.flex2 {
  flex: 2;
  -webkit-flex: 2;
}
.flai {
  align-items:center;
  -webkit-align-items:center;
}
.fljc {
  justify-content:center;
  -webkit-justify-content:center;
}
.fljcsb {
  justify-content:space-between;
  -webkit-justify-content:space-between;
}
